package com.neu.elm.service;

import com.neu.elm.po.Orders;

import java.util.List;

/**
 * @Author:csw
 * @Date: 9:15 2020/9/16
 */
public interface OrdersService {
    public int createOrders(Orders orders);
    public Orders getOrdersById(Integer orderId);
    public List<Orders> listOrdersByUserId(String userId);
}
